699
FNCA52 TJSJ 060942
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
542 AM AST TUE MAY 6 2025
DISCUSSION
SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE INTERIOR AND
WESTERN SECTIONS BY THE AFTERNOON. SOILS CONTINUES SATURATED
ACROSS PUERTO RICO FROM LAST WEEK UNSTABLE AND WET PATTERN. THUS,
THE RISK OF FIRE WEATHER WILL REMAIN LOW FOR THE NEXT FEW DAYS.
PRZ014-070945-
SOUTHEAST COASTAL PLAINS-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 10 60
TEMP (24H TREND) 89 (+2) 70 (-3) 88
RH % (24H TREND) 48 (-13) 94 (+5) 54
WIND 20FT/EARLY(MPH) E 12 G17 NE 9 E 11
WIND 20FT/LATE(MPH) E 12 G17 NE 9 E 11
MIXING HGT(FT-AGL/MSL)4380 3970
TRANSPORT WND (MPH) E 7 E 5
VENT RATE (KT-FT) 26280 15880
DISPERSION 5 5
DSI 5 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ015-070945-
SOUTHERN HILLS-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 10 70
TEMP (24H TREND) 85 (+3) 67 (-4) 85
RH % (24H TREND) 62 (-12) 100 (+5) 64
WIND 20FT/EARLY(MPH) E 9 NE 9 E 9
WIND 20FT/LATE(MPH) E 9 NE 9 E 9
MIXING HGT(FT-AGL/MSL)4900 4440
TRANSPORT WND (MPH) E 6 E 3
VENT RATE (KT-FT) 24500 13320
DISPERSION 5 5
DSI 5 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ016-070945-
NORTH COASTAL PLAINS-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 40 50
TEMP (24H TREND) 86 (0) 71 (-2) 86
RH % (24H TREND) 65 (-7) 100 (+3) 66
WIND 20FT/EARLY(MPH) E 12 E 12 NE 12
WIND 20FT/LATE(MPH) E 12 E 12 NE 12
MIXING HGT(FT-AGL/MSL)3860 3550
TRANSPORT WND (MPH) E 10 E 8
VENT RATE (KT-FT) 34740 24850
DISPERSION 5 5
DSI 6 4 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ017-070945-
NORTHERN HILLS-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 10 60
TEMP (24H TREND) 85 (+1) 68 (-3) 85
RH % (24H TREND) 68 (-5) 100 (+1) 68
WIND 20FT/EARLY(MPH) NE 10 E 10 NE 10
WIND 20FT/LATE(MPH) NE 10 E 10 NE 10
MIXING HGT(FT-AGL/MSL)4670 4210
TRANSPORT WND (MPH) E 7 E 6
VENT RATE (KT-FT) 28020 21050
DISPERSION 5 5
DSI 5 3 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ018-070945-
WEST COAST-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 60 20 70
TEMP (24H TREND) 88 (+1) 69 (-3) 89
RH % (24H TREND) 64 (-6) 100 (+3) 63
WIND 20FT/EARLY(MPH) E 11 NE 14 E 11
WIND 20FT/LATE(MPH) E 11 NE 14 E 11
MIXING HGT(FT-AGL/MSL)4460 4220
TRANSPORT WND (MPH) E 5 E 2
VENT RATE (KT-FT) 17840 8440
DISPERSION 5 5
DSI 5 3 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ019-070945-
EASTERN INTERIOR-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 60
TEMP (24H TREND) 87 (+4) 69 (-3) 86
RH % (24H TREND) 62 (-11) 100 (+3) 64
WIND 20FT/EARLY(MPH) E 9 E 9 E 9
WIND 20FT/LATE(MPH) E 9 E 9 E 9
MIXING HGT(FT-AGL/MSL)4620 4140
TRANSPORT WND (MPH) E 8 NE 6
VENT RATE (KT-FT) 32340 20700
DISPERSION 5 5
DSI 5 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ022-070945-
LUQUILLO MOUNTAIN RANGE-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 50
TEMP (24H TREND) 82 (+4) 66 (-4) 81
RH % (24H TREND) 67 (-13) 100 (+2) 69
WIND 20FT/EARLY(MPH) E 9 E 6 E 8
WIND 20FT/LATE(MPH) E 9 E 6 E 8
MIXING HGT(FT-AGL/MSL)3960 4260
TRANSPORT WND (MPH) E 9 NE 6
VENT RATE (KT-FT) 31680 21300
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ023-070945-
CENTRAL MOUNTAIN RANGE-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 70 10 70
TEMP (24H TREND) 83 (+3) 65 (-4) 83
RH % (24H TREND) 68 (-9) 100 (+1) 68
WIND 20FT/EARLY(MPH) E 8 NE 10 E 10
WIND 20FT/LATE(MPH) E 8 NE 10 E 10
MIXING HGT(FT-AGL/MSL)5450 4780
TRANSPORT WND (MPH) E 5 NE 2
VENT RATE (KT-FT) 21800 9560
DISPERSION 5 5
DSI 5 1 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ024-070945-
CAYEY MOUNTAIN RANGE-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 30 70
TEMP (24H TREND) 82 (+3) 67 (-3) 81
RH % (24H TREND) 69 (-11) 100 (0) 71
WIND 20FT/EARLY(MPH) E 8 NE 6 E 8
WIND 20FT/LATE(MPH) E 8 NE 6 E 8
MIXING HGT(FT-AGL/MSL)4560 4330
TRANSPORT WND (MPH) E 8 NE 6
VENT RATE (KT-FT) 31920 21650
DISPERSION 5 5
DSI 5 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ025-070945-
VIEQUES-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 30
TEMP (24H TREND) 88 (+2) 72 (-3) 87
RH % (24H TREND) 56 (-11) 98 (+6) 59
WIND 20FT/EARLY(MPH) E 10 E 12 NE 9
WIND 20FT/LATE(MPH) E 10 E 12 NE 9
MIXING HGT(FT-AGL/MSL)3270 3150
TRANSPORT WND (MPH) E 13 NE 12
VENT RATE (KT-FT) 35970 31500
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ026-070945-
CULEBRA-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 40
TEMP (24H TREND) 89 (+3) 74 (-3) 88
RH % (24H TREND) 58 (-10) 96 (+7) 59
WIND 20FT/EARLY(MPH) E 10 E 12 NE 9
WIND 20FT/LATE(MPH) E 10 E 12 NE 9
MIXING HGT(FT-AGL/MSL)3240 3040
TRANSPORT WND (MPH) E 13 NE 13
VENT RATE (KT-FT) 35640 33440
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ027-070945-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 40 20 60
TEMP (24H TREND) 90 (+2) 71 (-3) 90
RH % (24H TREND) 48 (-11) 93 (+4) 50
WIND 20FT/EARLY(MPH) E 11 NE 14 SE 10
WIND 20FT/LATE(MPH) E 11 NE 14 SE 10
MIXING HGT(FT-AGL/MSL)4940 4370
TRANSPORT WND (MPH) E 6 SE 3
VENT RATE (KT-FT) 24700 13110
DISPERSION 5 5
DSI 5 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ001-070945-
SAINT THOMAS AND SAINT JOHN-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 40 30
TEMP (24H TREND) 86 (+1) 73 (-3) 86
RH % (24H TREND) 65 (-2) 97 (+6) 62
WIND 20FT/EARLY(MPH) E 11 E 12 E 9
WIND 20FT/LATE(MPH) E 11 E 12 E 9
MIXING HGT(FT-AGL/MSL)3300 2910
TRANSPORT WND (MPH) E 14 NE 13
VENT RATE (KT-FT) 39600 32010
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ002-070945-
ST CROIX-
542 AM AST TUE MAY 6 2025
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 40 30
TEMP (24H TREND) 86 (+1) 74 (-1) 85
RH % (24H TREND) 67 (-4) 98 (+4) 65
WIND 20FT/EARLY(MPH) E 10 E 10 E 8
WIND 20FT/LATE(MPH) E 10 E 10 E 8
MIXING HGT(FT-AGL/MSL)4290 3900
TRANSPORT WND (MPH) E 10 E 8
VENT RATE (KT-FT) 38610 27300
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
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